meson: suppress some spurious compiler warnings with MSVC

This commit is contained in:
Tim-Philipp Müller 2018-12-01 11:05:27 +00:00 committed by Ebrahim Byagowi
parent 7eaf3754dc
commit 4a47f1aabc
1 changed files with 18 additions and 0 deletions

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@ -5,6 +5,24 @@ project('harfbuzz', 'c', 'cpp',
pkgmod = import('pkgconfig')
cpp = meson.get_compiler('cpp')
if cpp.get_id() == 'msvc'
# Ignore several spurious warnings for things HarfBuzz does very commonly.
# If a warning is completely useless and spammy, use '/wdXXXX' to suppress it
# If a warning is harmless but hard to fix, use '/woXXXX' so it's shown once
# NOTE: Only add warnings here if you are sure they're spurious
msvc_args = [
'/wd4018', # implicit signed/unsigned conversion
'/wd4146', # unary minus on unsigned (beware INT_MIN)
'/wd4244', # lossy type conversion (e.g. double -> int)
'/wd4305', # truncating type conversion (e.g. double -> float)
cpp.get_supported_arguments(['/utf-8']), # set the input encoding to utf-8
]
add_project_arguments(msvc_args, language : 'c')
add_project_arguments(msvc_args, language : 'cpp')
# Disable SAFESEH with MSVC for libs that use external deps that are built with MinGW
# noseh_link_args = ['/SAFESEH:NO']
endif
python3 = import('python').find_installation('python3')
check_headers = [